Application Layer

• Network Application Architectures
  • Protocol Layers
  • Network Application Architectures
  • Client-Server
  • Peer-to-Peer
  • Process Communications
  • Names, Addresses, Ports
  • Transports
  • Application Layer Protocols
  • Application Arch: Summary
• HTTP
  • HTTP Concepts
  • HTTP
  • Sample Web Page
  • Sample HTTP Request Message
  • HTTP Request Message Format
  • Sample HTTP Response Message
  • HTTP Response Message Format
  • Hands-on HTTP
  • Cookies
  • Proxy Server: Web Caching
  • Conditional GET
  • HTTP: Summary
  • Homework 2A
• File Transfer and Electronic Mail
  • FTP
  • FTP Commands and Replies
  • Electronic Mail
  • SMTP
  • Sample SMTP Exchange
  • HTTP vs. SMTP
  • Mail Access Protocols
  • POP3 protocol
  • IMAP
  • FTP and Mail: Summary
  • Homework 2B
• Domain Name Service
  • DNS
  • DNS Hierarchy
  • How DNS Works?
  • DNS Records
  • DNS Message Format
  • DNS Registration
  • DNS Vulnerability
  • DNS: Summary
  • Homework 2C
• Peer-to-Peer Applications
  • Peer-to-Peer Applications
  • Client Server vs. P2P Scalability
  • P2P File Distribution (BitTorrent)
  • Peer-to-Peer Applications
  • Client Server vs. P2P Scalability
  • Distributed Hash Tables (DHTs)
  • Circular DHT
  • Peer Churn
  • Network Address Translation (NAT)
  • Skype
  • P2P Applications: Summary
  • Homework 2D

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